Sink cutting board



FIG. 1 is a front perspective view of the sink cutting board, showing my new design;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view, both sides being identical thereto; and,

FIG. 6 is an end elevational view, both sides being identical thereto, of the sink cutting board illustrated in FIGS. 1–4.

The broken lines shown in the drawings are for illustrating the environment of the sink cutting board and form no part of the claimed design. 

The ornamental design for a “sink cutting board,” as shown and described. 